Year	National Currency
1970-01-01	14563137664.7
1971-01-01	15580370463.8
1972-01-01	17216209368.7
1973-01-01	19432832988.7
1974-01-01	22805718700.9
1975-01-01	25395489291.8
1976-01-01	29120839637.4
1977-01-01	31913355081.8
1978-01-01	35554628796.0
1979-01-01	40628472213.7
1980-01-01	44964482315.0
1981-01-01	50597479143.0
1982-01-01	52689712163.0
1983-01-01	55465316468.0
1984-01-01	59970123034.0
1985-01-01	64506599942.0
1986-01-01	67365439797.0
1987-01-01	70909809853.0
1988-01-01	77963824419.0
1989-01-01	82689967839.0
1990-01-01	83664529225.0
1991-01-01	83938964834.0
1992-01-01	84935890450.0
1993-01-01	86805151464.0
1994-01-01	90263317331.0
1995-01-01	95168464135.0
1996-01-01	98531894530.0
1997-01-01	102326154790.0
1998-01-01	106751655144.0
1999-01-01	112397361083.0
2000-01-01	120220132406.0
2001-01-01	123227595612.0
2002-01-01	126084555475.0
2003-01-01	130829795346.0
2004-01-01	138730385111.0
2005-01-01	144729928543.0
2006-01-01	150318888168.0
2007-01-01	152412407447.0
2008-01-01	151383554350.0
2009-01-01	135114113273.0
2010-01-01	140161779133.0